Home / 1,107,072.60-1,660,608.90-396,844.35

Finding the Fourth Proportional to 1,107,072.60, 1,660,608.90 and 396,844.35

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Solution

The fourth proportional to 1,107,072.60, 1,660,608.90 and 396,844.35 is: 595,266.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,072.60 : 1,660,608.90 = 396,844.35 : x
  2. Step 2: Convert to fraction form
    1,107,072.60/1,660,608.90 = 396,844.35/x
  3. Step 3: Cross multiply
    1,107,072.60x = 1,660,608.90 × 396,844.35
  4. Step 4: Simplify right side
    1,107,072.60x = 659,003,259,524.72
  5. Step 5: Solve for x
    x = 659,003,259,524.72/1,107,072.60
  6. Step 6: Final answer
    x = 595,266.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.